/*
Copyright 2013 Edwin Hoeks All Rights Reserved.

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.

Author: ehoeks@gmail.com (Edwin Hoeks)
*/

#ifndef ZOPFLI_PNG_H_
#define ZOPFLI_PNG_H_

#include "util.h"

/*
Recompresses according to the png specification and append the compressed
result to the output.

options: global program options
out: pointer to the dynamic output array to which the result is appended. Must
  be freed after use.
outsize: pointer to the dynamic output array size.
*/
void PngRecompress(const Options* options,
                  const unsigned char* in, size_t insize,
                  unsigned char** out, size_t* outsize);

#endif  /* ZOPFLI_PNG_H_ */

